Creatinine Clearance Calculator
Male (Cockcroft-Gault)
Female (Cockcroft-Gault)
Formula
CrCl = ((140 − age) × weight) / (72 × serum Cr). Female: multiply by 0.85.
Frequently Asked Questions
What is the Cockcroft-Gault equation?
The Cockcroft-Gault equation estimates creatinine clearance: CrCl = ((140 − age) × weight) / (72 × serum creatinine). For females, the result is multiplied by 0.85.
Why is creatinine clearance important?
Creatinine clearance estimates kidney function and is used to adjust medication dosages for patients with renal impairment, preventing drug toxicity.
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